Vocabulary 

To depart, especially from a path or plan: Deviate

(v.) to keep doing something despite difficulties; to refuse to quit even when the going is tough : persevere

 firmness of purpose: determination

variety: diversity

Information obtained through the senses: observation

 by way of: Via

to separate, divide into parts: sever

End: term

 Truth: Ver

to save, to keep: Serv